Correct Answer: Option A

Explanation

Amoeba and hydra are both heterotrophs, meaning they consume organic material and smaller organisms.

Holophytic nutrition is the same as autotrophic nutrition. Both terms refer to the process by which organisms create their own food using inorganic materials, such as water, carbon dioxide, and mineral salts, in the presence of sunlight. 

Symbiotic nutrition is a type of interaction between two organisms where they share shelter and nourishment, and both benefit from the relationship.

There is an explanation video available below.

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